Finding the Fourth Proportional to 105,382.98, 158,074.61 and 43,053.48

Step by Step Solution

1. Step 1: Write the proportion equation
   105,382.98 : 158,074.61 = 43,053.48 : x
2. Step 2: Convert to fraction form
   105,382.98/158,074.61 = 43,053.48/x
3. Step 3: Cross multiply
   105,382.98x = 158,074.61 × 43,053.48
4. Step 4: Simplify right side
   105,382.98x = 6,805,661,844.88
5. Step 5: Solve for x
   x = 6,805,661,844.88/105,382.98
6. Step 6: Final answer
   x = 64,580.28